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The piezoelectric materials used for converting energy are called as ___________

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The piezoelectric materials used for converting energy are called as  ___________

(a) Transition Devices

(b) Converter

(c) Dielectric

(d) Transducer

This question was posed to me at a job interview.

Question is taken from Piezoelectricity in chapter Dielectrics of Engineering Physics II

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Best answer
Right option is (d) Transducer

Best explanation: The piezoelectric effect is often used to convert electrical energy into mechanical energy and the piezoelectric materials used are called transducers.

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